MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6dcd5f12d4282341ec998fd149df82707e843cd40ef7bf337069d824bd2a17d. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 5 File information Comments

SHA256 hash: a6dcd5f12d4282341ec998fd149df82707e843cd40ef7bf337069d824bd2a17d
SHA3-384 hash: 48f715bc4e66658eacf43b04d3dfffe2457353e062e649b3a909fe7231aaf9a22b6069675cda3aa3a8c3feffab0230cf
SHA1 hash: d2cf01813559446c8c1107bfdc76a6f78f686a7c
MD5 hash: d758aeca6528c0306945ef99cb19800a
humanhash: may-two-fish-johnny
File name:svchost.exe
Download: download sample
File size:1'235'483 bytes
First seen:2025-11-23 09:27:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ee98eef4340fdc659d6537f8155633ef (4 x Simda, 1 x Shiz)
ssdeep 24576:+YhBVnFys7wuVWVT0PAW0duYHM0/JTk6/DHSKgApGaF5+mjC/QjxD/ua57Tx:+YhQs7tWVToP0Hs0/htDH3pGaF5+EDRv
TLSH T11345330D16C27718DFBCA3FB9786288539A12BEC5B54683A7B0CA48753E750C4AF417E
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.5% (.EXE) Win32 Executable (generic) (4504/4/1)
8.4% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Hexastrike
Tags:exe UPX
File size (compressed) :1'235'483 bytes
File size (de-compressed) :1'286'683 bytes
Format:win32/pe
Unpacked file: a1204e003e54008e12c4f05ea74324675a769f3e0ea48c94923ab205aa921fa2

Intelligence


File Origin
# of uploads :
1
# of downloads :
14
Origin country :
IE IE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Creating a file in the Windows directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Launching a process
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with the shell\open\command registry branches
Enabling autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
crypt fingerprint overlay overlay packed packed packed packed upx
Result
Gathering data
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Threat name:
Win32.Trojan.Malex
Status:
Malicious
First seen:
2025-11-21 20:06:00 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
34 of 36 (94.44%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence upx
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
UPX packed file
Adds Run key to start application
Executes dropped EXE
Modifies system executable filetype association
Boot or Logon Autostart Execution: Active Setup
Verdict:
Malicious
Tags:
Win.Trojan.Ulise-10005646-0
YARA:
n/a
Unpacked files
SH256 hash:
3d2c5390eae99ff050c883eb8fc016effa71a2a05e3044fc6f766f4e5b7b2a1a
MD5 hash:
aeb7ca1c72fe15979eb21805327e54a4
SHA1 hash:
a0ea3de50606d427c222c9fc02878e905212f943
SH256 hash:
a1204e003e54008e12c4f05ea74324675a769f3e0ea48c94923ab205aa921fa2
MD5 hash:
1ff10d5f228c5904242fecf4a5c19b8b
SHA1 hash:
b79bed35303a2aff8dfc7968869dbd4195aee280
SH256 hash:
a6dcd5f12d4282341ec998fd149df82707e843cd40ef7bf337069d824bd2a17d
MD5 hash:
d758aeca6528c0306945ef99cb19800a
SHA1 hash:
d2cf01813559446c8c1107bfdc76a6f78f686a7c
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:UPX290LZMAMarkusOberhumerLaszloMolnarJohnReiser
Author:malware-lu
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Author:malware-lu
Rule name:upx_largefile
Author:k3nr9

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Executable exe a6dcd5f12d4282341ec998fd149df82707e843cd40ef7bf337069d824bd2a17d

(this sample)

Comments